Photo credit: es0teric / Creative Commons Though the Adelie penguin is numerous—with more than five million individuals stretched across 38 colonies—their native habitat is changing rapidly. To keep track of how the birds are handling this change, scientists have built a special scale . Using a corral system, penguins are herded onto the platform, where their weight can be measured… Read the full story on TreeHugger
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Penguins Hop on the Scale for Climate Research (Video)